Patents by Inventor Seong Je Wu
Seong Je Wu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10381665Abstract: Provided is device and method for heating fuel cell stack and fuel cell system having the device. The fuel cell system includes: a power generating unit having fuel cell stacks arranged with an interval defined between the stacks; an outlet manifold unit provided outside each fuel cell stack and guiding a reaction mixture discharged from each stack to outside; an inlet manifold unit provided on each stack at a location opposed to the outlet manifold unit based on the stack, the inlet manifold unit supplying fuel and air supplied through a fuel supply pipe and an air supply pipe into the stack; and a subsidiary fuel supply unit for supplying subsidiary fuel into the outlet manifold unit such that the subsidiary fuel is burnt in the outlet manifold unit so as to heat both the outlet manifold unit and the stack coming into contact with the outlet manifold unit.Type: GrantFiled: June 14, 2017Date of Patent: August 13, 2019Assignee: SK INNOVATION CO., LTD.Inventors: Young Dae Kim, Seong Je Wu, Jeong Pyo Lee
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Patent number: 10026979Abstract: Disclosed herein is an apparatus for controlling a fuel cell system, which includes multiple hot boxes including multiple fuel cell stacks, using a reconfigurable network having linear switching complexity, includes: a power conversion system for supplying outputs of normal stacks among the multiple fuel cell stacks to a load; at least one auxiliary power conversion system for supplying an output of at least one deteriorated stack among the multiple stacks to a load; a reconfigurable switch network for connecting in series or in parallel stacks of any hot box to stacks of another hot box; and a control unit for controlling an operation of the reconfigurable switch network by detecting a state of each of the stacks.Type: GrantFiled: March 17, 2015Date of Patent: July 17, 2018Assignees: SK INNOVATION CO., LTD., SNU R&DB FOUNDATIONInventors: Byung Hee Kang, Seong Je Wu, Kyung Bin Yoo, Naehyuck Chang, Jaemin Kim
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Publication number: 20170279135Abstract: Provided is device and method for heating fuel cell stack and fuel cell system having the device. The fuel cell system includes: a power generating unit having fuel cell stacks arranged with an interval defined between the stacks; an outlet manifold unit provided outside each fuel cell stack and guiding a reaction mixture discharged from each stack to outside; an inlet manifold unit provided on each stack at a location opposed to the outlet manifold unit based on the stack, the inlet manifold unit supplying fuel and air supplied through a fuel supply pipe and an air supply pipe into the stack; and a subsidiary fuel supply unit for supplying subsidiary fuel into the outlet manifold unit such that the subsidiary fuel is burnt in the outlet manifold unit so as to heat both the outlet manifold unit and the stack coming into contact with the outlet manifold unit.Type: ApplicationFiled: June 14, 2017Publication date: September 28, 2017Inventors: Young Dae Kim, Seong Je Wu, Jeong Pyo Lee
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Patent number: 9711806Abstract: Provided is device and method for heating fuel cell stack and fuel cell system having the device. The fuel cell system includes: a power generating unit having fuel cell stacks arranged with an interval defined between the stacks; an outlet manifold unit provided outside each fuel cell stack and guiding a reaction mixture discharged from each stack to outside; an inlet manifold unit provided on each stack at a location opposed to the outlet manifold unit based on the stack, the inlet manifold unit supplying fuel and air supplied through a fuel supply pipe and an air supply pipe into the stack; and a subsidiary fuel supply unit for supplying subsidiary fuel into the outlet manifold unit such that the subsidiary fuel is burnt in the outlet manifold unit so as to heat both the outlet manifold unit and the stack coming into contact with the outlet manifold unit.Type: GrantFiled: June 27, 2014Date of Patent: July 18, 2017Assignee: SK Innovation Co., Ltd.Inventors: Young Dae Kim, Seong Je Wu, Jeong Pyo Lee
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Patent number: 9496570Abstract: Disclosed herein is an apparatus for controlling a fuel cell heating value. The apparatus includes stack condition sensors which senses conditions of respective fuel cell stacks, and a control unit. Based on conditions of the fuel cell stacks sensed by the stack condition sensors, when at least one conditioning target stack having a heating value that is out of a preset heating value threshold range is sensed, the control unit forms a conditioning target stack group including the sensed at least one conditioning target stack or at least two conditioning target stack groups including the sensed at least one conditioning target stack and connects each of the conditioning target stack groups to at least one of at least two heating value conditioning units.Type: GrantFiled: May 14, 2014Date of Patent: November 15, 2016Assignee: SK INNOVATION CO., LTD.Inventors: Seong Je Wu, Kyung Bin Yoo, Young Dae Kim
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Patent number: 9312553Abstract: Disclosed herein is an apparatus for controlling a fuel cell system, including: a plurality of stack state detecting units for detecting respective states of a plurality of fuel cell stacks; a switching unit for connecting at least parts of the plurality of fuel cell stacks to each other in series or in parallel; and a control unit for detecting at least one degraded stack based on the states of the stacks detected by the plurality of stack state detecting units, and forming at least one degraded stack unit including the detected at least one degraded stack by controlling the operation of the switching unit, so the apparatus can quickly and easily connect the stacks to each other in series, in parallel or in series-parallel using cheap electric switches instead of using a plurality of power conditioning system (PCS).Type: GrantFiled: April 23, 2014Date of Patent: April 12, 2016Assignee: SK INNOVATION CO., LTD.Inventors: Kyung Bin Yoo, Young Dae Kim, Seong Je Wu, Su Hyun Lee, Byung Hee Kang, Jeong Pyo Lee
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Publication number: 20150270563Abstract: Disclosed herein is an apparatus for controlling a fuel cell system, which includes multiple hot boxes including multiple fuel cell stacks, using a reconfigurable network having linear switching complexity, includes: a power conversion system for supplying outputs of normal stacks among the multiple fuel cell stacks to a load; at least one auxiliary power conversion system for supplying an output of at least one deteriorated stack among the multiple stacks to a load; a reconfigurable switch network for connecting in series or in parallel stacks of any hot box to stacks of another hot box; and a control unit for controlling an operation of the reconfigurable switch network by detecting a state of each of the stacks.Type: ApplicationFiled: March 17, 2015Publication date: September 24, 2015Inventors: Byung Hee KANG, Seong Je WU, Kyung Bin YOO, Naehyuck CHANG, Jaemin KIM
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Publication number: 20150188167Abstract: Disclosed herein is an apparatus for controlling a fuel cell heating value. The apparatus includes stack condition sensors which senses conditions of respective fuel cell stacks, and a control unit. Based on conditions of the fuel cell stacks sensed by the stack condition sensors, when at least one conditioning target stack having a heating value that is out of a preset heating value threshold range is sensed, the control unit forms a conditioning target stack group including the sensed at least one conditioning target stack or at least two conditioning target stack groups including the sensed at least one conditioning target stack and connects each of the conditioning target stack groups to at least one of at least two heating value conditioning units.Type: ApplicationFiled: May 14, 2014Publication date: July 2, 2015Applicant: SK Innovation Co., Ltd.Inventors: Seong Je WU, Kyung Bin YOO, Young Dae KIM
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Publication number: 20150104726Abstract: Provided is device and method for heating fuel cell stack and fuel cell system having the device. The fuel cell system includes: a power generating unit having fuel cell stacks arranged with an interval defined between the stacks; an outlet manifold unit provided outside each fuel cell stack and guiding a reaction mixture discharged from each stack to outside; an inlet manifold unit provided on each stack at a location opposed to the outlet manifold unit based on the stack, the inlet manifold unit supplying fuel and air supplied through a fuel supply pipe and an air supply pipe into the stack; and a subsidiary fuel supply unit for supplying subsidiary fuel into the outlet manifold unit such that the subsidiary fuel is burnt in the outlet manifold unit so as to heat both the outlet manifold unit and the stack coming into contact with the outlet manifold unit.Type: ApplicationFiled: June 27, 2014Publication date: April 16, 2015Inventors: Young Dae Kim, Seong Je Wu, Jeong Pyo Lee
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Publication number: 20150064588Abstract: Disclosed herein is an apparatus for controlling a fuel cell system, including: a plurality of stack state detecting units for detecting respective states of a plurality of fuel cell stacks; a switching unit for connecting at least parts of the plurality of fuel cell stacks to each other in series or in parallel; and a control unit for detecting at least one degraded stack based on the states of the stacks detected by the plurality of stack state detecting units, and forming at least one degraded stack unit including the detected at least one degraded stack by controlling the operation of the switching unit, so the apparatus can quickly and easily connect the stacks to each other in series, in parallel or in series-parallel using cheap electric switches instead of using a plurality of power conditioning system (PCS).Type: ApplicationFiled: April 23, 2014Publication date: March 5, 2015Applicant: SK Innovation Co., Ltd.Inventors: Kyung Bin YOO, Young Dae KIM, Seong Je WU, Su Hyun LEE, Byung Hee KANG, Jeong Pyo LEE
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Patent number: 8365800Abstract: A solar battery is partially attached to each blade of a blind. The position of each blade is adjusted based on position information such that each blade tracks sunlight. Electric energy obtained by the generation of electricity using an indoor illumination source is used to charge a battery. In addition to the generation of electricity, some of the blades are folded to let in light.Type: GrantFiled: November 16, 2009Date of Patent: February 5, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Jae Hyuk Oh, See Young Choi, Seong Je Wu, Seong Joo Han
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Publication number: 20120055177Abstract: An air conditioner controls supply of refrigerant so that the refrigerant is first supplied to one or more indoor units in operation from an outdoor unit, and is then supplied to a hot water generator, thereby sufficiently supplying refrigerant to the indoor units in heating operation even when the hot water generator is operated.Type: ApplicationFiled: August 26, 2011Publication date: March 8, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung Goo Kim, Jae Hyuk Oh, Seong Je Wu, Dong Woon Jeong, Yong Hyun Jeon, Chang Seo Park
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Publication number: 20110214437Abstract: A heat pump system which executes cooling and heating operations of an A2A indoor unit and cooling and heating operations and a hot water operation of an A2W indoor unit in a time division multiplexing (TDM) method, and a control method thereof. Further, the heat pump system solves shortage of a refrigerant during a heating operation of the A2A indoor unit or the A2W indoor unit when the TDM method is used. Therefore, the heat pump system includes a control unit to alternately operate the A2A indoor unit or the A2W indoor unit, upon judging that a simultaneous operating condition of the A2A indoor unit or the A2W indoor unit is satisfied. The heat pump system further includes a refrigerant distribution unit to circulate a refrigerant selectively to the A2A indoor unit or the A2W indoor unit.Type: ApplicationFiled: January 20, 2011Publication date: September 8, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong Woon Jeong, Sung Goo Kim, Jae Hyuk Oh, Seong Je Wu
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Publication number: 20100154864Abstract: Disclosed herein is a photovoltaic-thermal hybrid apparatus. The photovoltaic-thermal hybrid apparatus includes a plurality of photovoltaic-thermal modules. Each photovoltaic-thermal module includes at least one condenser, a solar cell disposed at at least one side of the condenser, a frame to surround the condenser and the solar cell, and a channel disposed in the frame to cool the solar cell. The photovoltaic-thermal modules are arranged adjacent to one another, and the channel of each photovoltaic-thermal module is connected to the channel of at least one neighboring photovoltaic-thermal module.Type: ApplicationFiled: September 29, 2009Publication date: June 24, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hyuk Oh, Seong Je Wu, Seong Joo Han, See Young Choi
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Publication number: 20100154865Abstract: Disclosed herein is a photovoltaic-thermal hybrid apparatus. The photovoltaic-thermal hybrid apparatus includes at least one condenser to change a direction of some incident solar energy therein in a radial direction and emit some incident solar energy outside, a solar cell disposed at least one side of the condenser, and a frame to surround the condenser, the frame having a cooling channel to cool the solar cell disposed at at least one side therein.Type: ApplicationFiled: September 30, 2009Publication date: June 24, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hyuk Oh, Seong Je Wu, Seong Joo Han, See Young Choi
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Publication number: 20100154446Abstract: Disclosed herein are a refrigerator capable of preventing frost from forming on an evaporator by mounting a dehumidifying unit and a recycling unit on both sides of the evaporator, respectively, and a controlling method thereof. Cold air in a storage chamber is dehumidified as the air passes through the dehumidifying unit and is sent to the evaporator. The cold air thermally exchanged in the evaporator is humidified as the air passes through the recycling unit and is sent to the storage chamber.Type: ApplicationFiled: December 4, 2009Publication date: June 24, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hyuk Oh, Seong Je Wu
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Publication number: 20100154999Abstract: A solar battery is partially attached to each blade of a blind. The position of each blade is adjusted based on position information such that each blade tracks sunlight. Electric energy obtained by the generation of electricity using an indoor illumination source is used to charge a battery. In addition to the generation of electricity, some of the blades are folded to let in light.Type: ApplicationFiled: November 16, 2009Publication date: June 24, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hyuk Oh, See Young Choi, Seong Je Wu, Seong Joo Han
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Publication number: 20100139737Abstract: A photovoltaic power generation system including a solar cell module having a plurality of layers and a sun tracking device to change an incident angle of solar energy upon the solar cell module. The sun tracking device is mounted at one of the layers such that the sun tracking device is combined with the solar cell module into a module.Type: ApplicationFiled: November 2, 2009Publication date: June 10, 2010Applicant: SAMSUNG ELECTRONICS CO., LTDInventors: Jae Hyuk Oh, Seong Joo Han, Seong Je Wu, See Young Choi
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Publication number: 20080223067Abstract: The air conditioner has a variable load to undergo a rapid change in instantaneous power consumption. The fuel cell system supplies electricity generated by reacting fuel with oxygen to the air conditioner. The fuel cell system stores the generated electricity if the instantaneous power consumption of the air conditioner is lowered and supplies the stored electricity together with the generated electricity to the air conditioner if the instantaneous power consumption is increased.Type: ApplicationFiled: March 10, 2008Publication date: September 18, 2008Applicant: Samsung Electronics Co., Ltd.Inventors: Seong Je Wu, Dong Kwan Kim, Kyung Hoon Kim
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Publication number: 20080224538Abstract: The system includes a fuel cell to generate DC electricity by reacting oxygen with fuel, an inverter to convert the DC electricity generated by the fuel cell to AC electricity, a DC output terminal to output the DC electricity, and an AC output terminal to output the AC electricity, the AC output terminal being connected to an electricity system.Type: ApplicationFiled: March 14, 2008Publication date: September 18, 2008Applicant: Samsung Electronics Co., Ltd.Inventors: See Young Choi, Jun Ho Ji, Seong Je Wu